IVR is an automated voice that interacts with the caller. It enables both the callers and the IVRs to follow the instructions and takes appropriate actions. The caller inputs are not only the voice deliveries but also the keypad touch tone selections. The most popular IVR responses are automated voice when a caller presses the keypad. Other than that, the IVR is capable of providing us response in the form of fax, email, as well as a call back. IVR is smart enough to identify, classify, and route the calls to the right recipient. The automated interactions help to save a lot of money and time. A standard IVR system consists of telephony devices, software applications, database, and the internet.